OHA Drinking Water Services
OR41
PWS ID: 94713 ---- COLUMBIA RIDGE LANDFILL/RECYCL
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  GWR = Ground Water Rule, SOC = Synthetic Organic Chemicals, TCR = Total Coliform Rule
Gray shading indicates return to compliance. 

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Violation
Number		Auto-
RTC?		Monitoring Period
Begin
End 		Facility
ID		 Analyte
Group		 Violation Type - Analyte Count
Show analytes for all violations 		Enforcement Action - Date
Show history 		Points Contact
Report
900471036YNov 01, 2024 Nov 30, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Dec 20, 2024 1
900471035YAug 01, 2024 Aug 31, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Sep 27, 2024 1
900471033YJan 01, 2023 Mar 31, 2023EP-A SOC Chemical Late/Nonreporting - 1  Show analyte Returned To Compliance - Jul 07, 2023 1
900471032YJul 01, 2022 Sep 30, 2022EP-A SOC Chemical Late/Nonreporting - 1  Show analyte Returned To Compliance - Dec 23, 2022 1
900471031NAug 10, 2021 Aug 21, 2021DIST-A GWR Source Sample - Late/Nonreporting - 1 Returned To Compliance - Dec 21, 2021 1 1/12/2022
900471030YJan 01, 2021 Jan 31, 2021 TCR Temporary Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jun 02, 2021 1
900471029NDec 22, 2020 Jan 02, 2021DIST-A GWR Source Sample - Late/Nonreporting - 1 Returned To Compliance - Dec 21, 2021 1 1/13/2021
SYSTEM SCORE SUMMARY
Learn about system scores		Unaddressed Points:
Number of years the oldest violation has been unaddressed (n):
System Score:
Points under formal enforcement:
Points RTC'd: 		0
0
0
0
7

Violation history was last updated on 6/19/2025, 9 hours ago.

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More information for this water system: SDWIS ID 2851
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